Re: [PATCH v4 2/3] clk: qcom: add IPQ9574 interconnect clocks support

From: Varadarajan Narayanan
Date: Thu Mar 28 2024 - 06:00:49 EST


On Wed, Mar 27, 2024 at 10:49:56AM +0200, Dmitry Baryshkov wrote:
> On Wed, 27 Mar 2024 at 10:21, Varadarajan Narayanan
> <quic_varada@xxxxxxxxxxx> wrote:
> >
> > Unlike MSM platforms that manage NoC related clocks and scaling
> > from RPM, IPQ SoCs dont involve RPM in managing NoC related
> > clocks and there is no NoC scaling.
> >
> > However, there is a requirement to enable some NoC interface
> > clocks for accessing the peripheral controllers present on
> > these NoCs. Though exposing these as normal clocks would work,
> > having a minimalistic interconnect driver to handle these clocks
> > would make it consistent with other Qualcomm platforms resulting
> > in common code paths. This is similar to msm8996-cbf's usage of
> > icc-clk framework.
> >
> > Signed-off-by: Varadarajan Narayanan <quic_varada@xxxxxxxxxxx>
> > ---
> > v4: Use clk_hw instead of indices
> > Do icc register in qcom_cc_probe() call stream
> > Add icc clock info to qcom_cc_desc structure
> > v3: Use indexed identifiers here to avoid confusion
> > Fix error messages and move to common.c
> > v2: Move DTS to separate patch
> > Update commit log
> > Auto select CONFIG_INTERCONNECT & CONFIG_INTERCONNECT_CLK to fix build error
> > ---
> > drivers/clk/qcom/Kconfig | 2 ++
> > drivers/clk/qcom/common.c | 34 ++++++++++++++++++++-
> > drivers/clk/qcom/common.h | 4 ++-
> > drivers/clk/qcom/gcc-ipq9574.c | 54 ++++++++++++++++++++++++++++++++++

Have addressed the comments and posted v5.
Kindly review.

Thanks
Varada